Theriosynoecum papillaris americanum Krömmelbein & Weber, 1971

Bate, Raymond H., Horne, David J., Horne, Sarah E., Douglas, Lyndsey, Miller, Giles & Lord, Alan R., 2022, Non-marine Ostracoda (Crustacea) of the Early Cretaceous ‘ Pre-Salt’ sediments of Brazil: An illustrated catalogue of the type specimens of Wicher, Krömmelbein, Krömmelbein & Weber, and Bate, Zootaxa 5098 (1), pp. 1-84 : 52

Theriosynoecum papillaris americanum Krömmelbein & Weber, 1971

Fig. 12 , 9a–c

1971 Theriosynoecum papillaris americanum n. ssp. —Krömmelbein & Weber, p. 53–54, pl. 10, fig. 44.

Diagnosis: A subspecies of papillaris with the following significant divergences: on average, somewhat largergrowing (approximately 1.1mm in length). Posterior margin and ventral margin distinctly convex. The central ventral “node” extended in a rib-shape, the front one of the upper nodes strongly protruding.

Holotype: Carapace, BfB 7821.

Paratypes: Not deposited.

Dimensions: Holotype, length 1.14mm, height 0.71mm, width 0.61mm.

Figures

FIGURE 9. a = left lateral, b = dorsal, and c = right lateral views. 1a–c. Petrobrasia congolensis Krömmelbein, 1965. Holotype, C, SMF Xe 5384, l 0.80mm, h 0.41mm, w 0.25mm. 2a–c. Petrobrasia zairensis Krömmelbein, 1965. Holotype, C, SMF Xe 5387, l 0.90mm, h 0.47mm, w 0.34mm. 3a–c. Hourcqia africana Krömmelbein, 1965. Holotype, C, SMF Xe 5389, l 0.86mm, h 0.57mm, w 0.47mm. 4a–c. ”Metacypris” papillaris Krömmelbein, 1965. Holotype, Left Valve, SMF Xe 5395, l 0.92mm. 5a–c. “Metacypris“ inops Krömmelbein, 1965. Holotype, C, SMF Xe 5398, l about 0.73mm, h about 0.41mm, w 0.40mm. 6a–c. Cypridea indiennensis densipunctata Krömmelbein & Weber, 1971. Holotype, C, BfB 7767, l 1.25mm, h 0.80mm, w 0.58mm. 7a–c. Cypridea miritiensis Krömmelbein & Weber, 1971. Holotype, C, BfB 7768, l 0.97mm, h 0.60mm, w 0.47mm. 8a–c. Cypridea infima Krömmelbein & Weber, 1971. Holotype, C, BfB 7770, l 0.60mm, h 0.39mm, w 0.36mm. 9a–c. Cypridea conjugata Krömmelbein & Weber, 1971. Holotype, Left Valve, BfB 7772, l 1.03mm, h 0.67mm. 10a–c. Cypridea ellipsoidea Krömmelbein & Weber, 1971. Holotype, C, BfB 7774, l 0.88mm, h 0.54mm, w 0.50mm. 11a–c. Cypridea altilis Krömmelbein & Weber, 1971. Holotype, C, BfB 7776, l 1.85mm, h 1.15mm, w 0.88mm. 12a–c. Cypridea minuscula Krömmelbein & Weber, 1971. Holotype, C, BfB 7777, l 0.50mm, h 0.34mm.

FIGURE 12. a = left lateral, b = dorsal, and c = right lateral views. 1a–c. Salvadoriella? dissimilis Krömmelbein & Weber, 1971. Holotype, C, BfB 7809, l 1.22mm, h 0.63mm, w 0.40mm. 2a–c. Salvadoriella? acuta Krömmelbein & Weber, 1971. Holotype, C, BfB 7810, l 1.38mm, w 0.57mm. 3a–c. Reconcavona uniacantha costulata Krömmelbein & Weber 1971. Holotype, C, BfB 7812, l 1.19mm, w 0.48mm. 4a–c. Reconcavona? ultima Krömmelbein & Weber, 1971. Holotype, C, BfB 7813, l 0.68mm, h 0.48mm, w 0.26mm. 5a–c. Reconcavona? jatobaensis Krömmelbein & Weber, 1971. Holotype, C, BfB 7815, l 0.80mm, h 0.48mm, w 0.34mm. 6a–c. Reconcavona? incerta Krömmelbein & Weber, 1971. Holotype, C, BfB 7816, l 1.01mm, w 0.39mm. 7a–c. Limnocythere? troelseni Krömmelbein & Weber, 1971. Holotype, C, BfB 7818, l 0.51mm, w 0.20mm. 8a–c. Looneyellopsis brasiliensis Krömmelbein & Weber, 1971. Holotype, C, BfB 7819, l 0.56mm, h 0.33mm. 9a–c. Theriosynoecum papillaris americanum Krömmelbein & Weber, 1971. Holotype, C, BfB 7821, l 1.14mm, h 0.71mm, w 0.61mm. 10a–c. Theriosynoecum postangularis binodosum Krömmelbein & Weber, 1971. Holotype, C, BfB 7822, l 1.02mm, h 0.62mm, w 0.62mm. 11a–c. Theriosynoecum musculus Krömmelbein & Weber, 1971, Holotype, C ♀, BfB 7823, l 1.05mm, h 0.71mm, w 0.83mm. 12a–c. Theriosynoecum musculus Krömmelbein & Weber, 1971. Paratype, C ♂, BfB 7824, l 1.06mm, h 0.68mm, w 0.63mm.